254643200

素因数分解:

$2^{10}\times 5^2\times 7^3\times {\mathrm{29}}^1$

素因数の和:80

約数の個数: 264

約数和(自身を含む): 761484000

約数和(自身を除く): 506840800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 29, 32, 35, 40, 49, 50, 56, 58, 64, 70, 80, 98, 100, 112, 116, 128, 140, 145, 160, 175, 196, 200, 203, 224, 232, 245, 256, 280, 290, 320, 343, 350, 392, 400, 406, 448, 464, 490, 512, 560, 580, 640, 686, 700, 725, 784, 800, 812, 896, 928, 980, 1015, 1024, 1120, 1160, 1225, 1280, 1372, 1400, 1421, 1450, 1568, 1600, 1624, 1715, 1792, 1856, 1960, 2030, 2240, 2320, 2450, 2560, 2744, 2800, 2842, 2900, 3136, 3200, 3248, 3430, 3584, 3712, 3920, 4060, 4480, 4640, 4900, 5075, 5120, 5488, 5600, 5684, 5800, 6272, 6400, 6496, 6860, 7105, 7168, 7424, 7840, 8120, 8575, 8960, 9280, 9800, 9947, 10150, 10976, 11200, 11368, 11600, 12544, 12800, 12992, 13720, 14210, 14848, 15680, 16240, 17150, 17920, 18560, 19600, 19894, 20300, 21952, 22400, 22736, 23200, 25088, 25600, 25984, 27440, 28420, 29696, 31360, 32480, 34300, 35525, 35840, 37120, 39200, 39788, 40600, 43904, 44800, 45472, 46400, 49735, 50176, 51968, 54880, 56840, 62720, 64960, 68600, 71050, 74240, 78400, 79576, 81200, 87808, 89600, 90944, 92800, 99470, 103936, 109760, 113680, 125440, 129920, 137200, 142100, 148480, 156800, 159152, 162400, 175616, 179200, 181888, 185600, 198940, 207872, 219520, 227360, 248675, 250880, 259840, 274400, 284200, 313600, 318304, 324800, 351232, 363776, 371200, 397880, 439040, 454720, 497350, 519680, 548800, 568400, 627200, 636608, 649600, 727552, 742400, 795760, 878080, 909440, 994700, 1039360, 1097600, 1136800, 1254400, 1273216, 1299200, 1455104, 1591520, 1756160, 1818880, 1989400, 2195200, 2273600, 2546432, 2598400, 3183040, 3637760, 3978800, 4390400, 4547200, 5092864, 5196800, 6366080, 7275520, 7957600, 8780800, 9094400, 10185728, 12732160, 15915200, 18188800, 25464320, 31830400, 36377600, 50928640, 63660800, 127321600, 254643200]

約数ペア:

[(1, 254643200), (2, 127321600), (4, 63660800), (5, 50928640), (7, 36377600), (8, 31830400), (10, 25464320), (14, 18188800), (16, 15915200), (20, 12732160), (25, 10185728), (28, 9094400), (29, 8780800), (32, 7957600), (35, 7275520), (40, 6366080), (49, 5196800), (50, 5092864), (56, 4547200), (58, 4390400), (64, 3978800), (70, 3637760), (80, 3183040), (98, 2598400), (100, 2546432), (112, 2273600), (116, 2195200), (128, 1989400), (140, 1818880), (145, 1756160), (160, 1591520), (175, 1455104), (196, 1299200), (200, 1273216), (203, 1254400), (224, 1136800), (232, 1097600), (245, 1039360), (256, 994700), (280, 909440), (290, 878080), (320, 795760), (343, 742400), (350, 727552), (392, 649600), (400, 636608), (406, 627200), (448, 568400), (464, 548800), (490, 519680), (512, 497350), (560, 454720), (580, 439040), (640, 397880), (686, 371200), (700, 363776), (725, 351232), (784, 324800), (800, 318304), (812, 313600), (896, 284200), (928, 274400), (980, 259840), (1015, 250880), (1024, 248675), (1120, 227360), (1160, 219520), (1225, 207872), (1280, 198940), (1372, 185600), (1400, 181888), (1421, 179200), (1450, 175616), (1568, 162400), (1600, 159152), (1624, 156800), (1715, 148480), (1792, 142100), (1856, 137200), (1960, 129920), (2030, 125440), (2240, 113680), (2320, 109760), (2450, 103936), (2560, 99470), (2744, 92800), (2800, 90944), (2842, 89600), (2900, 87808), (3136, 81200), (3200, 79576), (3248, 78400), (3430, 74240), (3584, 71050), (3712, 68600), (3920, 64960), (4060, 62720), (4480, 56840), (4640, 54880), (4900, 51968), (5075, 50176), (5120, 49735), (5488, 46400), (5600, 45472), (5684, 44800), (5800, 43904), (6272, 40600), (6400, 39788), (6496, 39200), (6860, 37120), (7105, 35840), (7168, 35525), (7424, 34300), (7840, 32480), (8120, 31360), (8575, 29696), (8960, 28420), (9280, 27440), (9800, 25984), (9947, 25600), (10150, 25088), (10976, 23200), (11200, 22736), (11368, 22400), (11600, 21952), (12544, 20300), (12800, 19894), (12992, 19600), (13720, 18560), (14210, 17920), (14848, 17150), (15680, 16240)]